Beneficial bacteria (IMAGE) University of Delaware Caption UD post-doctoral researcher Amanda Rosier is lead author on two papers reporting on the behavior of UD1022, a UD-patented beneficial bacteria that can help protect alfalfa from fungal pathogens. Credit University of Delaware/ Evan Krape Usage Restrictions Must credit University of Delaware/ Evan Krape License Licensed content Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.